Answer:
answer will be 3.08 mol ig.....
Atomic mass silicon = 28.085 u
1 mol Si ---------------- 28.085 g
? ------------------------ 245 g
245 x 1 / 28.085 => 8.72 mol
answer A
During _<span>A. hydrolysis</span>, bonds between monomers are broken by adding water.
Prefix "hydro-" means water.
"-lysis" - disintegration.
The correct answer is C. Atoms are incredibly small and can bearly be seen with the most powerful electron microscopes. The nucleas of an atom contains protons and neutrons with electrons in orbitals around the nucleas. I hope this helps. Let me know if anything is unclear.
Measure the brightness of a star through two filters and compare the ratio of red to blue light.
